In reply to myself: I did a fresh install of Debian Testing/lenny and Cups 1.3.8. Additionally I installed cups-driver-gutenprint.
Printing work fine, adding the HP Laserjet 5P via web-interface works also fine. I cant reproduce my own problem reported a few days ago. -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org